Sum over all Dyck paths of semilength n of products over all peaks p of (n*x_p+y_p)/y_p, where x_p and y_p are the coordinates of peak p.

A292694

Sum over all Dyck paths of semilength n of products over all peaks p of (n*x_p+y_p)/y_p, where x_p and y_p are the coordinates of peak p.

Terms

    a(0) =1a(1) =2a(2) =24a(3) =764a(4) =47650a(5) =4953222a(6) =776036520a(7) =171140340632

External references